* {
  margin: 0;
  padding: 0;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
  height: 45rem;
}
.clear:after {
  content: "";
  display: block;
  clear: both;
}
html {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
body {
  width: 100%;
  height: 100%;
  overflow: auto;
  font-family: PingFangSC-Regular;
  word-wrap: break-word;
  -webkit-overflow-scrolling: touch;
}
a {
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
input {
  -webkit-appearance: none;
  outline: none;
  border: 0;
}
.head_box {
  width: 100%;
  height: 2rem;
  background-color: rgba(255, 255, 255, 0.8);
  position: fixed;
  left: 0;
  top: 0;
  text-align: center;
}
.head_box .btn_menu {
  float: left;
  width: 2rem;
  height: 2rem;
  background: url(../img/menu_home_m.png) no-repeat 0.5rem 0.6rem;
  background-size: 1rem 1rem;
}
.head_box .btn_logo {
  width: 4.25rem;
  height: 0.9rem;
  margin-top: 0.6rem;
}
.head_box .btn_switch {
  float: right;
  width: 2rem;
  height: 2rem;
}
.head_box .btn_switch img {
  margin-top: 0.4rem;
  width: 1.25rem;
  height: 1.25rem;
}
.wrap {
  width: 100%;
  height: auto;
}
.wrap_banner img {
  width: 100%;
}
.copyright {
  width: 100%;
  background-color: #2E3236;
  padding: 0.5rem 0;
  margin-top: -0.025rem;
}
.copyright .copyright_top {
  padding: 0rem 1.525rem;
}
.copyright .copyright_top li {
  width: 2rem;
  float: left;
  margin-right: 1.5rem;
}
.copyright .copyright_top li a {
  font-size: 0.5rem;
  color: #E1E9F0;
}
.copyright .copyright_top li:nth-child(4) {
  margin-right: 0;
}
.copyright .copyright_btn {
  text-align: center;
  height: 1.1rem;
  margin: 0.55rem 0 0.975rem 0;
}
.copyright .copyright_btn span {
  padding: 0.375rem 1.75rem;
  font-size: 0.5rem;
  color: #E1E9F0;
  border: 0.05rem solid #ffffff;
  border-radius: 2.5rem;
}
.copyright .copyright_text {
  font-size: 0.4rem;
  color: #82929F;
  text-align: center;
}
.container {
  width: 1rem;
  height: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  float: left;
  cursor: pointer;
  margin: 0.5rem 0.6rem;
}
.stick {
  width: 1rem;
  height: 0.15rem;
  border-radius: 0.05rem;
  margin: 0.15rem 0;
  background-color: #1887E8;
  display: inline-block;
}
.stick:last-child {
  margin-bottom: 0rem;
}
.stick-1.open {
  animation: stick-1-open 0.6s ease-out forwards;
}
.stick-2.open {
  animation: stick-2-open 0.6s linear forwards;
}
.stick-3.open {
  animation: stick-3-open 0.6s linear forwards;
}
@keyframes stick-1-open {
  0% {
    width: 1rem;
  }
  40% {
    background-color: #1887E8;
    width: 0.1rem;
    transform: translate(0.5rem, 0rem);
  }
  75%,
  80% {
    width: 0.1rem;
    transform: translate(0.5rem, -0.625rem);
    animation-timing-function: cubic-bezier(0, 1, 1, 1);
  }
  100% {
    background-color: #1887E8;
    width: 0.1rem;
    transform: translate(0.4375rem, 0.675rem);
  }
}
@keyframes stick-2-open {
  80% {
    background-color: #1887E8;
    transform: translate(0rem, 0rem) rotate(0deg);
  }
  100% {
    background-color: #1887E8;
    transform: translate(0.1rem, 0.025rem) rotate(40deg);
  }
}
@keyframes stick-3-open {
  80% {
    background-color: #1887E8;
    transform: translate(0rem, 0rem) rotate(0deg);
  }
  100% {
    background-color: #1887E8;
    transform: translate(0.1rem, -0.375rem) rotate(-40deg);
  }
}
.stick-1.close {
  width: 1rem;
  transform: translate(0.3375rem, 0.325rem);
  animation: stick-1-close 0.6s ease-out forwards;
}
.stick-2.close {
  transform: translate(0rem, 0rem) rotate(40deg);
  animation: stick-2-close 0.6s ease-out forwards;
}
.stick-3.close {
  transform: translate(0rem, -0.2875rem) rotate(-40deg);
  animation: stick-3-close 0.6s ease-out forwards;
}
@keyframes stick-1-close {
  0%,
  70% {
    width: 0rem;
  }
  100% {
    width: 1rem;
    transform: translate(0, 0);
  }
}
@keyframes stick-2-close {
  0% {
    background-color: #1887E8;
    width: 2rem;
  }
  20% {
    background-color: #1887E8;
    width: 0.15rem;
    transform: translate(0, 0rem) rotate(40deg);
  }
  40% {
    background-color: #1887E8;
    width: 0rem;
  }
  65% {
    transform: translate(0, -0.875rem);
    animation-timing-function: cubic-bezier(0, 1, 1, 1);
  }
  80% {
    width: 0rem;
  }
  100% {
    width: 1rem;
    transform: translate(0, 0rem);
  }
}
@keyframes stick-3-close {
  0% {
    background-color: #1887E8;
    width: 1rem;
  }
  20% {
    background-color: #1887E8;
    width: 0.15rem;
    transform: translate(0, -0.3rem) rotate(-40deg);
  }
  40% {
    background-color: #1887E8;
  }
  65% {
    transform: translate(0, -1.5rem);
    animation-timing-function: cubic-bezier(0, 1, 1, 1);
  }
  90% {
    width: 0.1rem;
  }
  100% {
    width: 1rem;
    transform: translate(0, 0rem);
  }
}
.menu {
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  position: fixed;
  top: 2rem;
  left: 0;
  overflow: auto;
  display: none;
}
.menu .menu_ul .menu_li {
  height: 2.425rem;
}
.menu .menu_ul .menu_li a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  word-break: break-all;
  border: 2px solid #DAE0E5;
  display: block;
  padding: 0.65rem 0.575rem 0.625rem 1.5rem;
  font-size: 0.8rem;
  color: #2E3236;
}
.menu .menu_ul_2,
.menu .menu_ul_3,
.menu .menu_ul_4 {
  width: 100%;
  height: auto;
  display: none;
}
.menu .menu_ul_2 li,
.menu .menu_ul_3 li,
.menu .menu_ul_4 li {
  height: 2.425rem;
  border: 2px solid #DAE0E5;
}
.menu .menu_ul_2 li a,
.menu .menu_ul_3 li a,
.menu .menu_ul_4 li a {
  display: block;
  padding: 0.65rem 0.575rem 0.625rem 2.4rem;
  font-size: 0.8rem;
  color: #656F77;
}
.menu .menu_ul .menu_li:nth-child(2),
.menu .menu_ul .menu_li:nth-child(4),
.menu .menu_ul .menu_li:nth-child(6) {
  background: url(../img/zhankai_menu_home_m.png) no-repeat;
  background-size: 1.25rem 0.675rem;
  background-position: 13.5rem 0.9rem;
}